Invention Grant
- Patent Title: Valve bag filling machine
- Patent Title (中): 阀袋灌装机
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Application No.: US40330029Application Date: 1929-10-29
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Publication No.: US1818095APublication Date: 1931-08-11
- Inventor: PETERSON WILLIAM R
- Applicant: ST REGIS PAPER CO
- Assignee: St Regis Paper Co
- Current Assignee: St Regis Paper Co
- Priority: US40330029 1929-10-29
- Main IPC: B65B1/18
- IPC: B65B1/18
Information query
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